Vetality Firstect Plus for CatsKills Fleas, Flea Eggs and Larvae and Chewing Lice Vetality Firstect Plus for cats offers vet quality protection from fleas and ticks and prevents all flea stages from developing. Vetality Firstect Plus topicals eliminate fleas, flea eggs, ticks and lice. These vet quality topicals contain the same active ingredients (fipronil + (S) methoprene) as leading vet brand, FRONTLINE Plus* for cats, but costs less. Product Features Kills Fleas Kills Flea Eggs